CN111361337B - Shape following measurement processing control method for three-dimensional circular jewelry - Google Patents
Shape following measurement processing control method for three-dimensional circular jewelry Download PDFInfo
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- CN111361337B CN111361337B CN202010228155.6A CN202010228155A CN111361337B CN 111361337 B CN111361337 B CN 111361337B CN 202010228155 A CN202010228155 A CN 202010228155A CN 111361337 B CN111361337 B CN 111361337B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B1/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled three-dimensionally for making single sculptures or models
- B44B1/006—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled three-dimensionally for making single sculptures or models using computer control means
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C27/00—Making jewellery or other personal adornments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B3/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
- B44B3/009—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings using a computer control means
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Abstract
The invention discloses a shape following measurement processing control method of a three-dimensional circular jewelry, which comprises the following steps of 1, writing a coordinate program for automatic processing of a numerical control machine tool in advance according to the shape size of a standard jewelry blank; 2. taking the central point of the three-dimensional circular jewelry as an original point, automatically detecting the jewelry blanks point by following the shape by a probe, and creating a plurality of dotting coordinates for generating a path to perform curved surface compensation on a curved surface; 3. comparing and calculating the detected spatial coordinates of the outer shape surface with the spatial coordinates of the appearance of the standard jewelry blank to obtain machining calibration data, and automatically compensating the machining calibration data into the coordinate parameters of the automatic pre-machining to obtain the actual machining parameters of the numerical control machine; 4. and starting a tool bit of the numerical control machine tool for machining to obtain a standard jewelry blank. Each jewelry can be dynamically measured along with the shape, the compensation deviation is automatically and precisely corrected, the processing precision of the numerical control machine tool is greatly improved, and the economic benefit is improved.
Description
Technical Field
This scheme belongs to the machining field, and concrete jewelry processing application.
Background
Various jewelries such as gold, silver, K gold, platinum, palladium, other metal ornaments and the like are usually processed by matching with a simple electric polishing tool through manual or mechanical processing, for example, the patent name is integrated equipment for manufacturing hollow bracelets, CN201711431380.4, in the traditional manufacturing process of the hollow bracelets, two procedures of processing gold and silver sheets into round tubes and processing the round tubes into ring bodies are processed by mechanical processing, but the operation and processing precision cannot meet the requirement of carving patterns of the bracelets with the thickness of 0.05-0.5 mm, and the size thickness and the fine patterns of thousands of bracelets cannot be ensured to be consistent.
At present, five-axis numerical control machine tools are only used for processing hard metal materials such as stainless steel, cast iron and the like, and are not found to be applied to the field of jewelry processing in a large-scale industrialized, unified and automatic mode. The reason is that the shapes, sizes, textures, inner and outer patterns of different jewelries are different, because each jewelries rough blank has slight thickness difference and size difference, for example, the difference of 0.1-1 mm exists at different parts, and in addition, when the jewelries are assembled on a machine tool clamp for fixing, the jewelries clamping deviation value exists, in addition, the numerical control machine tool with five-axis motion has mechanical deviation values including linear errors, horizontal straightness, vertical straightness, horizontal in-plane deflection angle, vertical in-plane pitch angle and rolling angle deviation rotating around a measuring shaft, the deviation values in multiple aspects are accumulated to often cause that the mechanical processing jewelry is processed according to a fixed program, the operation work of a cutter is unstable, 0.05-millimeter carving pattern errors are easy to occur, the product rejection rate is high, 4-25% of materials are consumed, the cost is huge, and the jewelry quality is influenced.
The three-dimensional circular jewelry has plane measurement and curved surface measurement, does not have plane jewelry and well fixes processing, requires to process decorative patterns, and the angle of polishing is extremely accurate, and traditional digit control machine tool does not have suitable accurate detection mode to and advanced comparison control algorithm, can't be according to the deviation value of every ornament, accurate compensation control cutter operating position, can't realize that all kinds of appearance jewelry surface machining degree of depth precision reaches 0.01-0.2 millimeter. The existing machine tool processing technology can not ensure that the industrial production connection processes thousands of jewelry in one day, and has high quality and extremely low rejection rate.
Disclosure of Invention
In order to overcome the difficulties, the invention provides a shape following measurement processing control method of a three-dimensional circular jewelry, which adopts a unique detection mode and a calibration calculation method, dynamically measures each three-dimensional circular jewelry in a shape following manner, automatically corrects and compensates deviation, greatly improves the processing precision of a numerical control machine, obviously reduces the rejection rate and saves the material cost.
The invention provides a shape following measurement processing control method of a three-dimensional circular jewelry, which comprises the following steps of
Step 1, writing a coordinate program for automatic machining of a numerical control machine tool in advance according to the outline dimension of a standard jewelry blank and inputting the coordinate program into a computer of the numerical control machine tool; establishing a model of a standard jewelry blank, and storing jewelry material texture, length, width, height, size of an arc and parameters of a position to be engraved in a computer of a numerical control machine in advance to be matched with the coordinate program of automatic processing;
step 2, adopting a five-axis numerical control machine tool, taking the central point of the three-dimensional circular jewelry as an original point, controlling a probe of a processing machine tool to automatically perform point-by-point shape following detection around the jewelry blank to obtain a space coordinate position of the external surface of the jewelry blank to be processed, and feeding the space coordinate position back to a computer of the numerical control machine tool;
step 3, comparing and calculating the spatial coordinates of the external shape surface of the detected jewelry blank to be processed with the spatial coordinates of the external shape of the standard jewelry blank to obtain processing calibration data, and automatically compensating the calibration data into the coordinate parameters of the automatic pre-processing to obtain the actual processing parameters of the numerical control machine;
and 4, starting the tool bit of the numerical control machine tool, and processing the tool bit of the numerical control machine tool along the actual appearance of the jewelry blank all the time according to the actual processing parameters to obtain the standard jewelry blank.
Further, the step 2 specifically includes: setting a mode of detecting around the contour line of the ellipse-like shell and the running spatial position of the probe by taking the central point of the three-dimensional circular jewelry as an original point, and uniformly dividing a plurality of dotting coordinates for point-by-point conformal detection; the method comprises the following steps of creating a plurality of dotting coordinates used for generating a path to perform surface compensation on a curved surface, wherein the dotting coordinates, namely measuring points, comprise the following modes: equally dividing in two directions, and equally distributing points according to the UV direction of the curved surface; performing one-way equal division, namely performing equal distribution on points according to one direction (U or V) of the curved surface, and performing adaptive point distribution in the other direction; self-adaptive equal division points, and respectively carrying out self-adaptive arrangement on measuring points according to two directions of the curved surface UV;
and setting a control program for the operation of the probe, detecting according to the dotting coordinates, recording deviation information of each point, and feeding back the deviation information to the numerical control machine tool.
Further, the step 2 further comprises: the central point of the quasi-elliptical jewelry is used as a three-axis coordinate origin, 360/N dotting coordinates are rapidly and uniformly generated at the normal corresponding position of the end surface or the outer side surface of the jewelry blank to be processed at intervals of N angles along the horizontal plane of the primary decorative surface, a probe is controlled to detect point by point according to the dotting coordinates, the space coordinate position of the outer surface of the jewelry blank to be processed is recorded in real time, and the space coordinate position is fed back to a computer of a numerical control machine.
And step 3, acquiring a mechanical deviation value and a jewelry clamping deviation value through the movement detection of the probe, and automatically compensating the mechanical deviation value and the jewelry clamping deviation value into the coordinate parameters of the automatic pre-processing through accumulation calculation to obtain the actual processing parameters of the numerical control machine.
Furthermore, the probe of the numerical control machine tool adopts a mechanical contact type probe or a laser non-contact type probe; the mechanical contact type probe comprises a needle head, an elastic part, a pressure sensor and a data transmission device, wherein the pressure sensor is electrically connected with the data transmission device and sends detection parameters of needle head contact to a computer of the numerical control machine tool through the data transmission device;
the laser non-contact probe comprises a laser emitter, a collector and a data transmission device, wherein the collector is electrically connected with the data transmission device and sends the detection parameters of the collector to a computer of the numerical control machine through the data transmission device.
Further, the clamping equipment of the three-dimensional circular jewelry adopts an internal supporting device or an external clamping device for clamping, and the clamping equipment is also provided with a water spraying gun head.
Furthermore, the numerical control machine calls processing programs of different types of jewelry according to the types, shapes and surface processing requirements of the jewelry, and sets time points and position points for replacing the tool bit.
Compared with the prior art, the invention has the beneficial effects that:
(1) the applicant has advanced and original technology for realizing rapid and accurate processing of the three-dimensional circular jewelry, and in the continuous research and development process, the applicant utilizes a unique detection device and a dynamic shape following measurement calculation data mode and combines a numerical control machine tool to realize the accurate processing of various jewelry, thereby opening up the application of a shape following measurement processing control method in the jewelry processing field.
(2) The method for controlling the processing of the oval-like jewelry adopts 360-degree circumferential division dotting measurement and combines a measurement method for creating a plurality of paths for generating curved surface compensation on a curved surface, so that the deviation of each jewelry can be automatically and precisely corrected and compensated no matter how many mechanical deviation values and jewelry clamping deviation values exist in the shape of the jewelry, the processed jewelry is ensured to meet the standard jewelry, the processing precision of a numerical control machine tool is greatly improved, the processing qualification rate of various jewelry reaches the advanced level of the same line, the qualification rate reaches more than 99.8 percent, the rejection rate is remarkably reduced, the material cost of precious metals and jewelry is saved, and unexpected technical effects are brought.
(3) The probe with a unique structure and a control algorithm are adopted, the spatial position change at the micron level can be sensed, and various carved patterns with the uniform depth of 0.01-0.5 mm can be accurately processed on the jewelry by the tool bit. The mass production is realized, the industrial automatic production of the jewelry is ensured by the advanced control technology, the quality rate is high, and the processed standard is uniform.
Drawings
FIG. 1 is a schematic diagram of the steps of the shape following measurement processing control method of the three-dimensional circular jewelry.
Fig. 2 is a schematic view of dotting coordinates of a circular bracelet in a processing embodiment of the invention.
Fig. 3 is a schematic view of a partial side dotting coordinate of a circular bracelet according to a processing embodiment of the invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments,
at present, the numerical control machine tool is only used for processing hard metal materials such as stainless steel, cast iron and the like, and is not found to be applied to the mass industrialized uniform automatic production in the jewelry processing field. This is because different ornaments have different shapes, sizes, textures, inner and outer patterns, and because each jewelry blank has a thickness difference and a size difference of a fine millimeter level. Therefore, the existing jewelry processing usually depends on manual processing and is matched with a simple electric grinding tool, and the jewelry has a non-bright appearance effect and non-dense and beautiful patterns.
The invention improves the processing technology, and through thousands of development tests, provides the application of the shape-following measurement processing control method in the jewelry processing field, and writes the automatic processing program of the numerical control machine in advance according to the external dimension of the standard jewelry blank; setting a three-dimensional space coordinate position, automatically detecting the shape of a jewelry blank point by point along with the shape, determining jewelry shape processing calibration data, controlling and changing the processing parameters of a tool bit of a numerical control machine tool, and dynamically detecting and processing each piece of jewelry to meet the requirements of standard jewelry.
The application of the shape following measurement processing control method in the field of jewelry processing brings industrial revolution, large-scale mass production is realized, advanced control technology ensures that industrial production continuously processes thousands of jewelry in one day, and the excellent rate is greatly advanced to the level of the same party.
Referring to fig. 1, the present invention further provides a shape-following measurement processing control method for oval jewelry, comprising
Step 1, writing a coordinate program for automatic machining of a numerical control machine tool in advance according to the outline dimension of a standard jewelry blank and inputting the coordinate program into a computer of the numerical control machine tool; and establishing a model of a standard jewelry blank, and pre-storing the jewelry material texture, the length, width, height, size of the arc and the position parameters to be engraved in a computer of a numerical control machine tool to be matched with the coordinate program for automatic processing. The programming software generally uses 3D programming software such as engraving, Mastercam, UG and the like.
And 2, adopting a five-axis numerical control machine tool, taking the central point of the three-dimensional circular jewelry as an original point, controlling a probe of the processing machine tool to automatically perform point-by-point shape following detection around the jewelry blank to obtain the spatial coordinate position of the external surface of the jewelry blank to be processed, and feeding the spatial coordinate position back to a computer of the numerical control machine tool.
Specifically, a mode of detecting a contour line around an ellipse-like shell and a space position of the operation of a probe are set by taking a central point of the three-dimensional circular jewelry as an original point, and a plurality of dotting coordinates are uniformly divided for point-by-point conformal detection; creating a plurality of dotting coordinates for generating a path for surface compensation on a curved surface, namely measuring points, comprising the following modes: equally dividing in two directions, and equally distributing points according to the UV direction of the curved surface; performing one-way equal division, performing equal division according to one direction (U or V) of the curved surface, and performing adaptive point distribution in the other direction; self-adaptive equal division, namely respectively carrying out self-adaptive arrangement on measuring points according to two directions of the curved surface UV;
and setting a control program for the operation of the probe, detecting according to the dotting coordinates, recording deviation information of each point, and feeding back the deviation information to the numerical control machine tool.
As shown in fig. 2, for a three-dimensional circular jewelry, such as a bracelet, a central point of a three-dimensional circular jewelry 1 is taken as a three-axis coordinate origin, radioactive lines 2 are divided at normal corresponding positions of the end surface or the outer side surface of a circular jewelry blank to be processed at intervals of N angles along a horizontal plane of a head facing, 360/N dotting coordinates 3 are rapidly and uniformly generated, a probe is controlled to perform point-by-point shape detection according to the dotting coordinates, the spatial coordinate position of the outer side surface of the circular jewelry blank to be processed is recorded in real time, and the spatial coordinate position is fed back to a computer of a numerical control machine. For example, if patterns need to be carved on the outer side surface and the upper surface of the oval bracelet, the number N is 360, so that the probe is contacted and measured once every 1 degree, and the subsequent carved patterns are uniform in depth of 0.01-0.5 mm and are very exquisite and smooth. If N is 36, the probe is contacted every 10 degrees for measurement, and the probing and engraving process is faster. The dotting coordinates can be set according to the actual processing jewelry types, the number of patterns, the carving speed and other factors.
As shown in fig. 3, a dotting coordinate 3 is generated on the curved surface of the three-dimensional circular jewelry 1, and the dotting coordinate is automatically created on the curved surface of the jewelry, namely, the measuring points are specifically divided into the following steps:
C1. selecting a curved surface to be detected, acquiring basic information of the curved surface, and obtaining a curved surface streamline and a curved surface normal direction; converting the obtained curved surface into a parameter equation form according to the obtained curved surface, and calculating an isoparametric line of the curved surface as a curved surface streamline;
C2. dividing the curved surface into a plurality of parts by using the curved surface streamline obtained in the step C1, and determining a curved surface detection area of the measurement point;
C3. determining a curve on the curved surface in the curved surface detection range determined in the step C2, and calculating a position point on each curved surface according to the two-direction equal division, the U-direction equal division or the V-direction equal division to be used as position information of the measuring point;
C4. respectively calculating the normal direction of the curved surface and the direction of the XOY plane of each measuring point as the detecting direction of the measuring point according to the position information of the measuring point obtained in the step C3; the XOY plane direction is specifically as follows: respectively projecting the position point and the central point of the curved surface to the XOY plane, and pointing the position point to the central point to be used as the XOY plane direction of the point;
calculating a curved surface tangent plane according to the position information of the point, wherein a vector which passes through the point and is vertical to the tangent plane becomes a normal vector of the curved surface at the point;
C5. and finishing the creation of the measuring points according to the positions and the directions of the measuring points determined in the steps C3 and C4, and generating a path for surface compensation.
And 3, comparing and calculating the spatial coordinates of the external shape surface of the detected jewelry blank to be processed with the spatial coordinates of the external shape of the standard jewelry blank to obtain processing calibration data, and automatically compensating the calibration data, namely the comparison difference value into the coordinate parameters of the automatic pre-processing to obtain the actual processing parameters of the numerical control machine.
As a further improvement mode, the mechanical deviation value and the jewelry clamping deviation value are collected through the movement detection of the probe, and are automatically compensated into the coordinate parameters of the automatic pre-processing through accumulation calculation, so that the actual processing parameters of the numerical control machine tool are obtained.
The probe of the numerical control machine tool adopts a mechanical contact type probe or a laser non-contact type probe. The mechanical contact type probe comprises a needle head, an elastic component, a pressure sensor and a data transmission device, wherein the pressure sensor is electrically connected with the data transmission device, and the end part of the needle head is provided with a spherical sapphire, so that when the mechanical contact type probe is in contact with the surface of jewelry, the jewelry is not easily scratched, and enough strength can be maintained to touch and detect for tens of thousands of times. During measurement, the needle head is controlled to slowly send the detection parameters of the needle head contact to a computer of the numerical control machine tool through the data transmission device according to the planned dotting coordinates. The data transmission device can adopt a Bluetooth device or a wireless network sending device or is directly connected to a computer of the numerical control machine tool through a data line.
The laser non-contact probe comprises a laser emitter, a collector and a data transmission device, wherein the collector is electrically connected with the data transmission device and sends the detection parameters of the collector to a computer of the numerical control machine through the data transmission device.
And 4, starting the tool bit of the numerical control machine tool, and processing the tool bit of the numerical control machine tool along the actual appearance of the jewelry blank all the time according to the actual processing parameters to obtain the standard jewelry blank.
The numerical control machine calls processing programs of different types of jewelry according to the types, shapes and surface processing requirements of the jewelry, and sets time points and position points for replacing tool bits. The industrial production continuously processes thousands of jewelry in one day, has high quality rate, uniform processed standard, more than 99.8 percent of qualified rate, obviously reduced rejection rate and saved material cost of precious metals and jewelry.
The test data were compared by five hundred passes as follows:
adopt five digit control machine tools, adopt the internal stay device to carry out the clamping to the clamping equipment of three-dimensional circular ornament, such internal stay device can guarantee that fixed ornament is stable not to produce a silk displacement, does not damage ornament moreover again, does not shelter from cutter operation space, has enlarged automatic processing carving face greatly, and no dead angle is carved and is polished.
Because of adopting the probe with a unique structure and a control algorithm, the device can sense the spatial position change at the micron level, and can accurately control the cutter head to process various patterns carved on the jewelry with the uniform depth of 0.01-0.5 mm. The automation degree is high, large-scale mass production is realized, the quality rate is high, and the processed standard is uniform. The method saves the material cost of precious metals and jewels and brings unexpected technical effects.
Claims (7)
1. A shape following measurement processing control method of a three-dimensional circular jewelry is characterized by comprising the following steps: comprises that
Step 1, writing a coordinate program for automatic machining of a numerical control machine tool in advance according to the outline dimension of a standard jewelry blank and inputting the coordinate program into a computer of the numerical control machine tool; establishing a model of a standard jewelry blank, and storing jewelry material texture, length, width, height, size of an arc and parameters of a position to be engraved in a computer of a numerical control machine in advance to be matched with the coordinate program of automatic processing;
step 2, adopting a five-axis numerical control machine tool, taking the central point of the three-dimensional circular jewelry as an original point, controlling a probe of a processing machine tool to automatically perform point-by-point shape following detection around the jewelry blank to obtain a space coordinate position of the external surface of the jewelry blank to be processed, and feeding the space coordinate position back to a computer of the numerical control machine tool;
the measuring points are specifically divided into the following steps:
C1. selecting a curved surface to be detected, acquiring basic information of the curved surface, and obtaining a curved surface streamline and a curved surface normal direction; converting the obtained curved surface into a parameter equation form according to the obtained curved surface, and calculating an isoparametric line of the curved surface as a curved surface streamline;
C2. dividing the curved surface into a plurality of parts by using the curved surface streamline obtained in the step C1, and determining a curved surface detection area of the measurement point;
C3. determining a curve on the curved surface in the curved surface detection range determined in the step C2, and calculating a position point on each curved surface according to the two-direction equal division, the U-direction equal division or the V-direction equal division to be used as position information of the measuring point;
C4. respectively calculating the normal direction of the curved surface and the direction of the XOY plane of each measuring point as the detecting direction of the measuring point according to the position information of the measuring point obtained in the step C3; the XOY plane direction is specifically as follows: respectively projecting the position point and the central point of the curved surface to the XOY plane, and pointing the position point to the central point to be used as the XOY plane direction of the point; calculating a curved surface tangent plane according to the position information of the point, wherein a vector which passes through the point and is vertical to the tangent plane becomes a normal vector of the curved surface at the point;
C5. finishing the creation of the measuring point according to the position and the direction of the measuring point determined in the steps C3 and C4, and generating a path to obtain a curved surface compensation value;
step 3, comparing and calculating the spatial coordinates of the external shape surface of the detected jewelry blank to be processed with the spatial coordinates of the external shape of the standard jewelry blank to obtain processing calibration data, and automatically compensating the calibration data into the coordinate parameters of the automatic pre-processing to obtain the actual processing parameters of the numerical control machine;
and 4, starting the tool bit of the numerical control machine tool, and processing the tool bit of the numerical control machine tool along the actual appearance of the jewelry blank all the time according to the actual processing parameters to obtain the standard jewelry blank.
2. The shape following measurement processing control method of the three-dimensional circular jewelry as claimed in claim 1, wherein: the step 2 specifically comprises:
setting a mode of detecting around the contour line of the ellipse-like shell and the running spatial position of the probe by taking the central point of the three-dimensional circular jewelry as an original point, and uniformly dividing a plurality of dotting coordinates for point-by-point conformal detection; the method comprises the following steps of creating a plurality of dotting coordinates used for generating a path to perform surface compensation on a curved surface, wherein the dotting coordinates, namely measuring points, comprise the following modes: equally dividing in two directions, and equally distributing points according to the UV direction of the curved surface; performing one-way equal division, namely performing equal distribution on points according to one direction (U or V) of the curved surface, and performing adaptive point distribution in the other direction; self-adaptive equal division points, and respectively carrying out self-adaptive arrangement on measuring points according to two directions of the curved surface UV;
and setting a control program for the operation of the probe, detecting according to the dotting coordinates, recording deviation information of each point, and feeding back the deviation information to the numerical control machine tool.
3. The shape following measurement processing control method of the three-dimensional circular jewelry as claimed in claim 1, wherein: the step 2 further comprises:
the central point of the quasi-elliptical jewelry is used as a three-axis coordinate origin, 360/N dotting coordinates are rapidly and uniformly generated at the normal corresponding position of the end surface or the outer side surface of the jewelry blank to be processed at intervals of N angles along the horizontal plane of the primary decorative surface, a probe is controlled to detect point by point according to the dotting coordinates, the space coordinate position of the outer surface of the jewelry blank to be processed is recorded in real time, and the space coordinate position is fed back to a computer of a numerical control machine.
4. The shape following measurement processing control method of the three-dimensional circular jewelry according to any one of claims 1 to 3, wherein the shape following measurement processing control method comprises the following steps: the step 3 also comprises
And acquiring a mechanical deviation value and a jewelry clamping deviation value through the movement detection of the probe, and automatically compensating the mechanical deviation value and the jewelry clamping deviation value into the coordinate parameters of the automatic pre-processing through accumulation calculation to obtain the actual processing parameters of the numerical control machine.
5. The shape following measurement processing control method of the three-dimensional circular jewelry according to any one of claims 1 to 3, wherein the shape following measurement processing control method comprises the following steps: the probe of the numerical control machine tool adopts a mechanical contact type probe or a laser non-contact type probe;
the mechanical contact type probe comprises a needle head, an elastic part, a pressure sensor and a data transmission device, wherein the pressure sensor is electrically connected with the data transmission device and sends detection parameters of needle head contact to a computer of the numerical control machine tool through the data transmission device;
the laser non-contact probe comprises a laser emitter, a collector and a data transmission device, wherein the collector is electrically connected with the data transmission device and sends the detection parameters of the collector to a computer of the numerical control machine through the data transmission device.
6. The shape following measurement processing control method of the three-dimensional circular jewelry according to any one of claims 1 to 3, wherein the shape following measurement processing control method comprises the following steps: the clamping equipment of the three-dimensional circular jewelry adopts an internal supporting device for clamping.
7. The shape following measurement processing control method of the three-dimensional circular jewelry according to any one of claims 1 to 3, wherein the shape following measurement processing control method comprises the following steps:
the numerical control machine calls processing programs of different types of jewelry according to the types, shapes and surface processing requirements of the jewelry, and sets time points and position points for replacing tool bits.
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| CN111983804A (en) * | 2020-08-27 | 2020-11-24 | 蔡汉荣 | Metal surface and method for forming reflective projection imaging by utilizing metal surface processing |
| CN112276682B (en) * | 2020-10-20 | 2022-10-04 | 吴忠仪表有限责任公司 | Method for processing ball valve vacuum cladding ball core with uniform macroscopic hardness |
| CN113902525A (en) * | 2021-10-18 | 2022-01-07 | 深圳市联合蓝海黄金材料科技股份有限公司 | System and method for customizing client jewelry |
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